
1) Beautiful stone 2) Blue or violet mineral 3) Cordierite 4) Cut mineral 5) Decorative stone 6) Gemstone 7) Gemstone mineral 8) Jewel mineral 9) Jewel 10) Mineral gemstone 11) Mineral 12) Mineral jewel 13) Polished mineral 14) Polished jewel 15) Precious stone 16) Prized mineral 17) Prized stone 18) Precious gemstone
Found on
https://www.crosswordclues.com/clue/iolite

• (n.) A silicate of alumina, iron, and magnesia, having a bright blue color and vitreous luster; cordierite. It is remarkable for its dichroism, and is also called dichroite.
Found on
http://thinkexist.com/dictionary/meaning/iolite/
I'o·lite (ī'o*līt)
noun [ Greek
'i`on a violet +
-lite .]
(Min.) A silicate of alumina, iron, and magnesia, having a bright blue color and vitreous luster; cordierite. It is remarkable for its dichroism, and is also called
dichroite .
Found on
http://www.encyclo.co.uk/webster/I/94

Iolite or dichroite is a silicate of alumina, iron, and magnesia, which readily undergoes modifications and passes into other minerals and has a bright blue colour and vitreous lustre. It is remarkable for its dichroism.
Found on
http://www.probertencyclopaedia.com/browse/HI.HTM

Cordierite
Found on
http://www.translationdirectory.com/glossaries/glossary077.htm

Iolite in gem form or Cordierite in a mineral form has a subtle blue-violet smoky appearance that makes very beautiful but affordable natural stone jewellery.
Found on
https://www.encyclo.co.uk/local/22607

cordierite.
Found on
https://www.infoplease.com/dictionary/iolite
No exact match found.